EditorAttribute EditorAttribute EditorAttribute EditorAttribute Class

Definition

Specifies the editor to use to change a property. This class cannot be inherited.

public ref class EditorAttribute sealed : Attribute
[System.AttributeUsage(System.AttributeTargets.All, AllowMultiple=true, Inherited=true)]
public sealed class EditorAttribute : Attribute
type EditorAttribute = class
    inherit Attribute
Public NotInheritable Class EditorAttribute
Inherits Attribute
Inheritance
EditorAttributeEditorAttributeEditorAttributeEditorAttribute
Attributes

Examples

The following code example creates the MyImage class. The class is marked with an EditorAttribute that specifies the ImageEditor as its editor.

[Editor("System.Windows.Forms.ImageEditorIndex, System.Design",
UITypeEditor::typeid)]
public ref class MyImage{
   // Insert code here.
};
[Editor("System.Windows.Forms.ImageEditorIndex, System.Design", 
    typeof(UITypeEditor))]

public class MyImage
{
    // Insert code here.
 }
<Editor("System.Windows.Forms.ImageEditorIndex, System.Design", _
    GetType(UITypeEditor))> _
Public Class MyImage
    ' Insert code here.
End Class 'MyImage

The following code example creates an instance of the MyImage class, gets the attributes for the class, and then prints the name of the editor used by myNewImage.

int main()
{
   // Creates a new component.
   MyImage^ myNewImage = gcnew MyImage;

   // Gets the attributes for the component.
   AttributeCollection^ attributes = TypeDescriptor::GetAttributes( myNewImage );

   /* Prints the name of the editor by retrieving the EditorAttribute 
       * from the AttributeCollection. */
   EditorAttribute^ myAttribute = dynamic_cast<EditorAttribute^>(attributes[ EditorAttribute::typeid ]);
   Console::WriteLine( "The editor for this class is: {0}", myAttribute->EditorTypeName );
   return 0;
}
public static int Main() {
    // Creates a new component.
    MyImage myNewImage = new MyImage();
 
    // Gets the attributes for the component.
    AttributeCollection attributes = TypeDescriptor.GetAttributes(myNewImage);
 
    /* Prints the name of the editor by retrieving the EditorAttribute 
     * from the AttributeCollection. */
    
    EditorAttribute myAttribute = (EditorAttribute)attributes[typeof(EditorAttribute)];
    Console.WriteLine("The editor for this class is: " + myAttribute.EditorTypeName);
 
    return 0;
 }
Public Shared Sub Main()
    ' Creates a new component.
    Dim myNewImage As New MyImage()
    
    ' Gets the attributes for the component.
    Dim attributes As AttributeCollection = TypeDescriptor.GetAttributes(myNewImage)
    
    ' Prints the name of the editor by retrieving the EditorAttribute
    ' from the AttributeCollection. 
    
    Dim myAttribute As EditorAttribute = CType(attributes(GetType(EditorAttribute)), EditorAttribute)
    Console.WriteLine(("The editor for this class is: " & myAttribute.EditorTypeName))

End Sub 'Main

Remarks

When editing the property, a visual designer should create a new instance of the specified editor through a dialog box or drop-down window.

Use the EditorBaseTypeName property to find this editor's base type. The only available base type is UITypeEditor.

Use the EditorTypeName property to get the name of the type of editor associated with this attribute.

For general information on using attributes. see Attributes. For more information on design-time attributes, see Attributes and Design-Time Support.

Constructors

EditorAttribute() EditorAttribute() EditorAttribute() EditorAttribute()

Initializes a new instance of the EditorAttribute class with the default editor, which is no editor.

EditorAttribute(String, String) EditorAttribute(String, String) EditorAttribute(String, String) EditorAttribute(String, String)

Initializes a new instance of the EditorAttribute class with the type name and base type name of the editor.

EditorAttribute(String, Type) EditorAttribute(String, Type) EditorAttribute(String, Type) EditorAttribute(String, Type)

Initializes a new instance of the EditorAttribute class with the type name and the base type.

EditorAttribute(Type, Type) EditorAttribute(Type, Type) EditorAttribute(Type, Type) EditorAttribute(Type, Type)

Initializes a new instance of the EditorAttribute class with the type and the base type.

Properties

EditorBaseTypeName EditorBaseTypeName EditorBaseTypeName EditorBaseTypeName

Gets the name of the base class or interface serving as a lookup key for this editor.

EditorTypeName EditorTypeName EditorTypeName EditorTypeName

Gets the name of the editor class in the AssemblyQualifiedName format.

TypeId TypeId TypeId TypeId

Gets a unique ID for this attribute type.

Methods

Equals(Object) Equals(Object) Equals(Object) Equals(Object)

Returns whether the value of the given object is equal to the current EditorAttribute.

GetHashCode() GetHashCode() GetHashCode() GetHashCode()

Returns the hash code for this instance.

GetType() GetType() GetType() GetType()

Gets the Type of the current instance.

(Inherited from Object)
IsDefaultAttribute() IsDefaultAttribute() IsDefaultAttribute() IsDefaultAttribute()

When overridden in a derived class, indicates whether the value of this instance is the default value for the derived class.

(Inherited from Attribute)
Match(Object) Match(Object) Match(Object) Match(Object)

When overridden in a derived class, returns a value that indicates whether this instance equals a specified object.

(Inherited from Attribute)
MemberwiseClone() MemberwiseClone() MemberwiseClone() MemberwiseClone()

Creates a shallow copy of the current Object.

(Inherited from Object)
ToString() ToString() ToString() ToString()

Returns a string that represents the current object.

(Inherited from Object)

Explicit Interface Implementations

_Attribute.GetIDsOfNames(Guid, IntPtr, UInt32, UInt32, IntPtr) _Attribute.GetIDsOfNames(Guid, IntPtr, UInt32, UInt32, IntPtr) _Attribute.GetIDsOfNames(Guid, IntPtr, UInt32, UInt32, IntPtr) _Attribute.GetIDsOfNames(Guid, IntPtr, UInt32, UInt32, IntPtr)

Maps a set of names to a corresponding set of dispatch identifiers.

(Inherited from Attribute)
_Attribute.GetTypeInfo(UInt32, UInt32, IntPtr) _Attribute.GetTypeInfo(UInt32, UInt32, IntPtr) _Attribute.GetTypeInfo(UInt32, UInt32, IntPtr) _Attribute.GetTypeInfo(UInt32, UInt32, IntPtr)

Retrieves the type information for an object, which can be used to get the type information for an interface.

(Inherited from Attribute)
_Attribute.GetTypeInfoCount(UInt32) _Attribute.GetTypeInfoCount(UInt32) _Attribute.GetTypeInfoCount(UInt32) _Attribute.GetTypeInfoCount(UInt32)

Retrieves the number of type information interfaces that an object provides (either 0 or 1).

(Inherited from Attribute)
_Attribute.Invoke(UInt32, Guid, UInt32, Int16, IntPtr, IntPtr, IntPtr, IntPtr) _Attribute.Invoke(UInt32, Guid, UInt32, Int16, IntPtr, IntPtr, IntPtr, IntPtr) _Attribute.Invoke(UInt32, Guid, UInt32, Int16, IntPtr, IntPtr, IntPtr, IntPtr) _Attribute.Invoke(UInt32, Guid, UInt32, Int16, IntPtr, IntPtr, IntPtr, IntPtr)

Provides access to properties and methods exposed by an object.

(Inherited from Attribute)

Applies to